/*
 * 可复用的公有布局
 */
 #footer {
    height: 50px;
  }
  #footer ul {
    display: flex;
    flex-wrap: nowrap;
    justify-content: space-around;
  }
  #footer ul .home,
  #footer ul .sport,
  #footer ul .circle,
  #footer ul .me {
    width: 45px;
    height: 50px;
    text-align: center;
    font-size: 14px;
    cursor: pointer;
  }
  
